260721120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^2$

素因数の和:174

約数の個数: 216

約数和(自身を含む): 916394472

約数和(自身を除く): 655673352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 67, 80, 88, 96, 110, 120, 121, 132, 134, 160, 165, 176, 201, 220, 240, 242, 264, 268, 330, 335, 352, 363, 402, 440, 480, 484, 528, 536, 605, 660, 670, 726, 737, 804, 880, 968, 1005, 1056, 1072, 1210, 1320, 1340, 1452, 1474, 1608, 1760, 1815, 1936, 2010, 2144, 2211, 2420, 2640, 2680, 2904, 2948, 3216, 3630, 3685, 3872, 4020, 4422, 4489, 4840, 5280, 5360, 5808, 5896, 6432, 7260, 7370, 8040, 8107, 8844, 8978, 9680, 10720, 11055, 11616, 11792, 13467, 14520, 14740, 16080, 16214, 17688, 17956, 19360, 22110, 22445, 23584, 24321, 26934, 29040, 29480, 32160, 32428, 35376, 35912, 40535, 44220, 44890, 48642, 49379, 53868, 58080, 58960, 64856, 67335, 70752, 71824, 81070, 88440, 89780, 97284, 98758, 107736, 117920, 121605, 129712, 134670, 143648, 148137, 162140, 176880, 179560, 194568, 197516, 215472, 243210, 246895, 259424, 269340, 296274, 324280, 353760, 359120, 389136, 395032, 430944, 486420, 493790, 538680, 543169, 592548, 648560, 718240, 740685, 778272, 790064, 972840, 987580, 1077360, 1086338, 1185096, 1297120, 1481370, 1580128, 1629507, 1945680, 1975160, 2154720, 2172676, 2370192, 2715845, 2962740, 3259014, 3891360, 3950320, 4345352, 4740384, 5431690, 5925480, 6518028, 7900640, 8147535, 8690704, 10863380, 11850960, 13036056, 16295070, 17381408, 21726760, 23701920, 26072112, 32590140, 43453520, 52144224, 65180280, 86907040, 130360560, 260721120]

約数ペア:

[(1, 260721120), (2, 130360560), (3, 86907040), (4, 65180280), (5, 52144224), (6, 43453520), (8, 32590140), (10, 26072112), (11, 23701920), (12, 21726760), (15, 17381408), (16, 16295070), (20, 13036056), (22, 11850960), (24, 10863380), (30, 8690704), (32, 8147535), (33, 7900640), (40, 6518028), (44, 5925480), (48, 5431690), (55, 4740384), (60, 4345352), (66, 3950320), (67, 3891360), (80, 3259014), (88, 2962740), (96, 2715845), (110, 2370192), (120, 2172676), (121, 2154720), (132, 1975160), (134, 1945680), (160, 1629507), (165, 1580128), (176, 1481370), (201, 1297120), (220, 1185096), (240, 1086338), (242, 1077360), (264, 987580), (268, 972840), (330, 790064), (335, 778272), (352, 740685), (363, 718240), (402, 648560), (440, 592548), (480, 543169), (484, 538680), (528, 493790), (536, 486420), (605, 430944), (660, 395032), (670, 389136), (726, 359120), (737, 353760), (804, 324280), (880, 296274), (968, 269340), (1005, 259424), (1056, 246895), (1072, 243210), (1210, 215472), (1320, 197516), (1340, 194568), (1452, 179560), (1474, 176880), (1608, 162140), (1760, 148137), (1815, 143648), (1936, 134670), (2010, 129712), (2144, 121605), (2211, 117920), (2420, 107736), (2640, 98758), (2680, 97284), (2904, 89780), (2948, 88440), (3216, 81070), (3630, 71824), (3685, 70752), (3872, 67335), (4020, 64856), (4422, 58960), (4489, 58080), (4840, 53868), (5280, 49379), (5360, 48642), (5808, 44890), (5896, 44220), (6432, 40535), (7260, 35912), (7370, 35376), (8040, 32428), (8107, 32160), (8844, 29480), (8978, 29040), (9680, 26934), (10720, 24321), (11055, 23584), (11616, 22445), (11792, 22110), (13467, 19360), (14520, 17956), (14740, 17688), (16080, 16214)]